During an expedition to Mars astronauts Brenda Ivanova and Ralph Brown become trapped in a fierce dust storm. Seeking shelter, they discover a structure buried in the sand that leads to a dark corridor with sealed doors and unknown symbols. They soon realize that someone—or something—is waiting for them. As they try to unravel the mystery, they wonder if what they experienced was really just an illusion. What secrets does the mysterious corridor on Mars hold what is it trying to warn them about?
Hale Oakham heads into the mysterious jungle to find the mysterious Sir Basil Addington and his laboratory where he has supposedly discovered amazing secrets about life, including ones which enable him to produce monsters and to change the physical characteristics of humans.
The twins were a rare team indeed. They wanted to build a printing plant on a garbage dump. When Muldoon asked them why, their answer was entirely logical: "Because we live here."